arecord -D hw:1,0 -f dat -d 1 -t wav filename.wav ALSA Loop alsaloop -P hw:1,0 -C hw:1,0 -r 48000 -f S16_LE -l 1 -S 0 note: "hw:1,0" has to be changed according to your installed ALSA audio devices Troubleshooting Sources are not discovered: ensure that mutlicast ...